<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>08_textarea多行输入</title>
    <style>
        textarea {
            resize: none;
        }
    </style>
</head>
<body>
    <!-- row最大为5行，resize是取消右下角的拖拉键 -->
    <textarea name="" id="" rows="5"></textarea>
</body>
</html>